Experimental, and very bad & likely broken email

.gitignore

@@ -2,4 +2,3 @@ node_modules
 .env
 .data
 out
-config.json

README.md

@@ -15,6 +15,11 @@ Then, add your bot token...
 ```
 echo "TOKEN=INSERT-TOKEN.HERE" > .env
 ```
+and, in addition, SMTP authentication...
+```
+echo "\nMAIL_USER=user@example.com" > .env
+echo "\nMAIL_PASS=password here" > .env
+```
 
 Invite your bot to a server, and create a new `config.json` in the project root:
 ```js

assets/icons/mail.svg

@@ -0,0 +1 @@
+<svg width="24" height="24" fill="none" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M22 8.608v8.142a3.25 3.25 0 0 1-3.066 3.245L18.75 20H5.25a3.25 3.25 0 0 1-3.245-3.066L2 16.75V8.608l9.652 5.056a.75.75 0 0 0 .696 0L22 8.608ZM5.25 4h13.5a3.25 3.25 0 0 1 3.234 2.924L12 12.154l-9.984-5.23a3.25 3.25 0 0 1 3.048-2.919L5.25 4h13.5-13.5Z" fill="#DDDDDD"/></svg>

config.json

@@ -16,8 +16,13 @@
     },
 
     "mail": {
+        "transport": {
             "host": "smtp.fastmail.com",
             "port": 465,
             "secure": true
+        },
+        "send": {
+            "from": "mono@fyle.uk"
+        }
     }
 }

package-lock.json

@@ -12,6 +12,7 @@
         "@types/body-parser": "^1.19.2",
         "@types/express": "^4.17.14",
         "@types/multer": "^1.4.7",
+        "@types/nodemailer": "^6.4.8",
         "axios": "^0.27.2",
         "body-parser": "^1.20.0",
         "bytes": "^3.1.2",
@@ -252,6 +253,14 @@
       "resolved": "https://registry.npmjs.org/@types/node/-/node-18.7.23.tgz",
       "integrity": "sha512-DWNcCHolDq0ZKGizjx2DZjR/PqsYwAcYUJmfMWqtVU2MBMG5Mo+xFZrhGId5r/O5HOuMPyQEcM6KUBp5lBZZBg=="
     },
+    "node_modules/@types/nodemailer": {
+      "version": "6.4.8",
+      "resolved": "https://registry.npmjs.org/@types/nodemailer/-/nodemailer-6.4.8.tgz",
+      "integrity": "sha512-oVsJSCkqViCn8/pEu2hfjwVO+Gb3e+eTWjg3PcjeFKRItfKpKwHphQqbYmPQrlMk+op7pNNWPbsJIEthpFN/OQ==",
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/@types/qs": {
       "version": "6.9.7",
       "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.7.tgz",
@@ -1857,6 +1866,14 @@
       "resolved": "https://registry.npmjs.org/@types/node/-/node-18.7.23.tgz",
       "integrity": "sha512-DWNcCHolDq0ZKGizjx2DZjR/PqsYwAcYUJmfMWqtVU2MBMG5Mo+xFZrhGId5r/O5HOuMPyQEcM6KUBp5lBZZBg=="
     },
+    "@types/nodemailer": {
+      "version": "6.4.8",
+      "resolved": "https://registry.npmjs.org/@types/nodemailer/-/nodemailer-6.4.8.tgz",
+      "integrity": "sha512-oVsJSCkqViCn8/pEu2hfjwVO+Gb3e+eTWjg3PcjeFKRItfKpKwHphQqbYmPQrlMk+op7pNNWPbsJIEthpFN/OQ==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
     "@types/qs": {
       "version": "6.9.7",
       "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.7.tgz",

package.json

@@ -17,6 +17,7 @@
     "@types/body-parser": "^1.19.2",
     "@types/express": "^4.17.14",
     "@types/multer": "^1.4.7",
+    "@types/nodemailer": "^6.4.8",
     "axios": "^0.27.2",
     "body-parser": "^1.20.0",
     "bytes": "^3.1.2",

src/server/lib/accounts.ts

@@ -11,6 +11,7 @@ export let Accounts: Account[] = []
 export interface Account {
     id                    : string
     username              : string
+    email?                : string
     password              : {
         hash              : string
         salt              : string

src/server/lib/files.ts

@@ -13,9 +13,9 @@ export let alphanum = Array.from("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRST
 
 export type FileVisibility = "public" | "anonymous" | "private"
 
-export function generateFileId() {
+export function generateFileId(length:number=5) {
     let fid = ""
-    for (let i = 0; i < 5; i++) {
+    for (let i = 0; i < length; i++) {
         fid += alphanum[Math.floor(Math.random()*alphanum.length)]
     }
     return fid

src/server/lib/mail.ts

@@ -0,0 +1,35 @@
+import { createTransport } from "nodemailer";
+
+let
+mailConfig = 
+    require( process.cwd() + "/config.json" ).mail,
+transport =
+    createTransport(
+        {
+            ...mailConfig.transport,
+            auth: {
+                user: process.env.MAIL_USER,
+                pass: process.env.MAIL_PASS
+            }
+        }
+    )
+
+// lazy but
+
+export function sendMail(to: string, subject: string, content: string) {
+    return new Promise((resolve,reject) => {
+        transport.sendMail({
+            to,
+            subject,
+            "from": mailConfig.send.from,
+            "html": `<span style="font-size:x-large;font-weight:600;">monofile <span style="opacity:0.5">accounts</span></span><br><span style="opacity:0.5">Gain control of your uploads.</span><hr><br>${
+                content
+                    .replace(/\<span username\>/g, `<span code><span style="color:#DDAA66;padding-right:3px;">@</span>`)
+                    .replace(/\<span code\>/g,`<span style="font-family:monospace;padding:3px 5px 3px 5px;border-radius:8px;background-color:#1C1C1C;color:#DDDDDD;">`)
+            }<br><br><span style="opacity:0.5">If you do not believe that you are the intended recipient of this email, please disregard it.</span>`
+        }, (err, info) => {
+            if (err) reject(err)
+            else resolve(info)
+        })
+    })
+}

src/server/routes/authRoutes.ts

@@ -2,9 +2,10 @@ import bodyParser from "body-parser";
 import { Router } from "express";
 import * as Accounts from "../lib/accounts";
 import * as auth from "../lib/auth";
+import { sendMail } from "../lib/mail";
 
 import ServeError from "../lib/errors";
-import Files, { FileVisibility, id_check_regex } from "../lib/files";
+import Files, { FileVisibility, generateFileId, id_check_regex } from "../lib/files";
 
 import { writeFile } from "fs";
 
@@ -219,6 +220,162 @@ authRoutes.post("/change_username", parser, (req,res) => {
     res.send("username changed")
 })
 
+// shit way to do this but...
+
+let verificationCodes = new Map<string, {code: string, email: string, expiry: NodeJS.Timeout, requestedAt:number}>()
+
+authRoutes.post("/request_email_change", parser, (req,res) => {
+    let acc = Accounts.getFromToken(req.cookies.auth)
+    if (!acc) {
+        ServeError(res, 401, "not logged in")
+        return
+    }
+    
+    if (typeof req.body.email != "string" || !req.body.email) {
+        ServeError(res,400, "supply an email")
+        return
+    }
+
+    let vcode = verificationCodes.get(acc.id) 
+
+    if (vcode && vcode.requestedAt+(15*60*1000) > Date.now()) {
+        ServeError(res, 429, `Please wait a few moments to request another email change.`)
+        return
+    }
+
+
+    // delete previous if any
+    let e = vcode?.expiry
+    if (e) clearTimeout(e)
+    verificationCodes.delete(acc?.id||"")
+
+    let code = generateFileId(12).toUpperCase()
+
+    // set
+
+    verificationCodes.set(acc.id, {
+        code,
+        email: req.body.email,
+        expiry: setTimeout( () => verificationCodes.delete(acc?.id||""), 15*60*1000),
+        requestedAt: Date.now()
+    })
+
+    // this is a mess but it's fine
+
+    sendMail(req.body.email, `Hey there, ${acc.username} - let's connect your email`, `<b>Hello there!</b> You are recieving this message because you decided to link your email, <span code>${req.body.email}</span>, to your account, <span username>${acc.username}</span>. If you would like to continue, please <a href="https://${req.header("Host")}/auth/confirm_email/${code}"><span code>click here</span></a>, or go to https://${req.header("Host")}/auth/confirm_email/${code}.`).then(() => {
+        res.send("OK")
+    }).catch((err) => {
+        let e = verificationCodes.get(acc?.id||"")?.expiry
+        if (e) clearTimeout(e)
+        verificationCodes.delete(acc?.id||"")
+        ServeError(res, 500, err?.toString())
+    })
+})
+
+authRoutes.get("/confirm_email/:code", (req,res) => {
+    let acc = Accounts.getFromToken(req.cookies.auth)
+    if (!acc) {
+        ServeError(res, 401, "not logged in")
+        return
+    }
+
+    let vcode = verificationCodes.get(acc.id)
+
+    if (!vcode) { ServeError(res, 400, "nothing to confirm"); return }
+
+    if (typeof req.params.code == "string" && req.params.code.toUpperCase() == vcode.code) {
+        acc.email = vcode.email
+        Accounts.save();
+
+        let e = verificationCodes.get(acc?.id||"")?.expiry
+        if (e) clearTimeout(e)
+        verificationCodes.delete(acc?.id||"")
+
+        res.send(`<script>window.close()</script>`)
+    } else {
+        ServeError(res, 400, "invalid code")
+    }
+})
+
+let pwReset = new Map<string, {code: string, expiry: NodeJS.Timeout, requestedAt:number}>()
+let prcIdx = new Map<string, string>()
+
+authRoutes.post("/request_emergency_login", parser, (req,res) => {
+    if (auth.validate(req.cookies.auth || "")) return
+    
+    if (typeof req.body.account != "string" || !req.body.account) {
+        ServeError(res,400, "supply a username")
+        return
+    }
+
+    let acc = Accounts.getFromUsername(req.body.account)
+    if (!acc || !acc.email) {
+        ServeError(res, 400, "this account either does not exist or does not have an email attached; please contact the server's admin for a reset if you would still like to access it")
+        return
+    }
+
+    let pResetCode = pwReset.get(acc.id) 
+
+    if (pResetCode && pResetCode.requestedAt+(15*60*1000) > Date.now()) {
+        ServeError(res, 429, `Please wait a few moments to request another emergency login.`)
+        return
+    }
+
+
+    // delete previous if any
+    let e = pResetCode?.expiry
+    if (e) clearTimeout(e)
+    pwReset.delete(acc?.id||"")
+    prcIdx.delete(pResetCode?.code||"")
+
+    let code = generateFileId(12).toUpperCase()
+
+    // set
+
+    pwReset.set(acc.id, {
+        code,
+        expiry: setTimeout( () => { pwReset.delete(acc?.id||""); prcIdx.delete(pResetCode?.code||"") }, 15*60*1000),
+        requestedAt: Date.now()
+    })
+
+    prcIdx.set(code, acc.id)
+
+    // this is a mess but it's fine
+
+    sendMail(acc.email, `Emergency login requested for ${acc.username}`, `<b>Hello there!</b> You are recieving this message because you forgot your password to your monofile account, <span username>${acc.username}</span>. To log in, please <a href="https://${req.header("Host")}/auth/emergency_login/${code}"><span code>click here</span></a>, or go to https://${req.header("Host")}/auth/emergency_login/${code}. If it doesn't appear that you are logged in after visiting this link, please try refreshing. Once you have successfully logged in, you may reset your password.`).then(() => {
+        res.send("OK")
+    }).catch((err) => {
+        let e = pwReset.get(acc?.id||"")?.expiry
+        if (e) clearTimeout(e)
+        pwReset.delete(acc?.id||"")
+        prcIdx.delete(code||"")
+        ServeError(res, 500, err?.toString())
+    })
+})
+
+authRoutes.get("/emergency_login/:code", (req,res) => {
+    if (auth.validate(req.cookies.auth || "")) {
+        ServeError(res, 403, "already logged in")
+        return
+    }
+
+    let vcode = prcIdx.get(req.params.code)
+
+    if (!vcode) { ServeError(res, 400, "invalid emergency login code"); return }
+
+    if (typeof req.params.code == "string" && vcode) {
+        res.cookie("auth",auth.create(vcode,(3*24*60*60*1000)))
+        res.redirect("/")
+
+        let e = pwReset.get(vcode)?.expiry
+        if (e) clearTimeout(e)
+        pwReset.delete(vcode)
+        prcIdx.delete(req.params.code)
+    } else {
+        ServeError(res, 400, "invalid code")
+    }
+})
+
 authRoutes.post("/change_password", parser, (req,res) => {
     let acc = Accounts.getFromToken(req.cookies.auth)
     if (!acc) {

src/style/app/pulldown/accounts.scss

@@ -54,6 +54,13 @@
                 flex-grow:1;
             }
 
+            button.flavor {
+
+                padding: 0;
+                background: none; 
+
+            }
+
             input[type=text],input[type=password] {
                 border:none;
                 border-radius:0;

src/svelte/elem/prompts/account.js

@@ -86,6 +86,64 @@ export function userChange(optPicker) {
     })
 }
 
+export function forgotPassword(optPicker) {
+    optPicker.picker("Forgot your password?",[
+        {
+            name: "Username",
+            icon: "/static/assets/icons/person.svg",
+            id: "user",
+            inputSettings: {}
+        },
+        {
+            name: "OK",
+            icon: "/static/assets/icons/update.svg",
+            description: "",
+            id: true
+        }
+    ]).then((exp) => {
+        if (exp && exp.selected) {
+            fetch(`/auth/request_emergency_login`,{method:"POST", body:JSON.stringify({
+                account:exp.user
+            })}).then((response) => {
+                if (response.status != 200) {
+                    optPicker.picker(`${response.status} ${response.statusText}`,[])
+                } else {
+                    optPicker.picker(`Please follow the instructions sent to your inbox.`,[])
+                }
+            })
+        }
+    })
+}
+
+export function emailChange(optPicker) {
+    optPicker.picker("Change email",[
+        {
+            name: "New email",
+            icon: "/static/assets/icons/mail.svg",
+            id: "email",
+            inputSettings: {}
+        },
+        {
+            name: "Request email change",
+            icon: "/static/assets/icons/update.svg",
+            description: "",
+            id: true
+        }
+    ]).then((exp) => {
+        if (exp && exp.selected) {
+            fetch(`/auth/request_email_change`,{method:"POST", body:JSON.stringify({
+                email:exp.email
+            })}).then((response) => {
+                if (response.status != 200) {
+                    optPicker.picker(`${response.status} ${response.statusText}`,[])
+                } else {
+                    optPicker.picker(`Please continue to your inbox at ${exp.email.split("@")[1]} and click on the attached link.`,[])
+                }
+            })
+        }
+    })
+}
+
 export function pwdChng(optPicker) {
     optPicker.picker("Change password",[
         {

src/svelte/elem/pulldowns/Accounts.svelte

@@ -95,6 +95,11 @@
                         <input placeholder="username" type="text" bind:value={username}>
                         <input placeholder="password" type="password" bind:value={password}>
                         <button on:click={execute}>{ inProgress ? "• • •" : (targetAction=="login" ? "Log in" : "Create account") }</button>
+
+                        {#if targetAction == "login"}
+                            <button class="flavor" on:click={() => accOpts.forgotPassword(optPicker)}>I forgot my password</button>
+                        {/if}
+
                     </div>
 
                 {:else}
@@ -126,6 +131,11 @@
                     <p>Change username</p>
                 </button>
 
+                <button on:click={() => accOpts.emailChange(optPicker)}>
+                    <img src="/static/assets/icons/mail.svg" alt="change email">
+                    <p>Change email{#if $account.email}<span class="monospaceText"><br />{$account.email}</span>{/if}</p>
+                </button>
+
                 <button on:click={() => accOpts.pwdChng(optPicker)}>
                     <img src="/static/assets/icons/change_password.svg" alt="change password">
                     <p>Change password<span><br />You will be logged out of all sessions</span></p>
@@ -149,7 +159,7 @@
 
                 <button on:click={() => uplOpts.update_all_files(optPicker)}>
                     <img src="/static/assets/icons/update.svg" alt="update">
-                    <p>Make all of my files {$account.defaultFileVisibility || "public"}<span><br />Matches your default file visibility</p>
+                    <p>Make all of my files {$account.defaultFileVisibility || "public"}<span><br />Matches your default file visibility</span></p>
                 </button>
 
                 <div class="category">